Common consensus
The seats on the New York City subway are built so that at least three people can fit, but due to this youngster’s legs, it was impossible. Most individuals on the subway understand they will be sharing space with other passengers, therefore they try to take up as little room as possible.
It’s all about doing for others what you wish to receive when it comes to treating other people the way that you want to be treated yourself. However, not everyone follows the unwritten laws.